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author | Jaka Hudoklin <jakahudoklin@gmail.com> | 2013-10-13 23:10:29 +0200 |
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committer | Jaka Hudoklin <jakahudoklin@gmail.com> | 2013-10-13 23:18:22 +0200 |
commit | 63539b2844fc62fa004854807d205be9847fe638 (patch) | |
tree | faa075edbd445d58ca1ec65f7a79d501b36663c0 /nixos | |
parent | c51e6c75a6b43e99e00d308986dfc1acfebe7aec (diff) | |
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nixos/graphite: carbon, use syslog for logging
Twisted provides option to log with syslog, this enables nicer logging. Imagine what happens in a case of exception. If logs are written to stdout, traceback won't be merged thus giving ugly logs. This commit fixes that. This is also one of the official ways of starting carbon, so no worries.
Diffstat (limited to 'nixos')
-rw-r--r-- | nixos/modules/services/monitoring/graphite.nix | 50 |
1 files changed, 20 insertions, 30 deletions
diff --git a/nixos/modules/services/monitoring/graphite.nix b/nixos/modules/services/monitoring/graphite.nix index ec36db7b21c3..7326f1e73a03 100644 --- a/nixos/modules/services/monitoring/graphite.nix +++ b/nixos/modules/services/monitoring/graphite.nix @@ -5,7 +5,18 @@ with pkgs.lib; let cfg = config.services.graphite; writeTextOrNull = f: t: if t == null then null else pkgs.writeText f t; + dataDir = "/var/db/graphite"; + carbonOpts = name: with config.ids; '' + --nodaemon --syslog --prefix=${name} \ + --uid ${toString uids.graphite} --gid ${toString uids.graphite} ${name} + ''; + carbonEnv = { + PYTHONPATH = "${pkgs.python27Packages.carbon}/lib/python2.7/site-packages"; + GRAPHITE_ROOT = dataDir; + GRAPHITE_CONF_DIR = "/etc/graphite/"; + }; + in { ###### interface @@ -52,7 +63,7 @@ in { [all_min] pattern = \.min$ xFilesFactor = 0.1 - aggregationMethod = min + aggregationMethod = min ''; }; @@ -153,15 +164,8 @@ in { description = "Graphite data storage backend"; wantedBy = [ "multi-user.target" ]; after = [ "network-interfaces.target" ]; - environment = { - GRAPHITE_CONF_DIR = "/etc/graphite/"; - GRAPHITE_STORAGE_DIR = "/var/db/graphite/"; - }; - serviceConfig = { - ExecStart = "${pkgs.pythonPackages.carbon}/bin/carbon-cache.py --pidfile /tmp/carbonCache.pid start"; - User = "graphite"; - Group = "graphite"; - }; + environment = carbonEnv; + serviceConfig.ExecStart = "${pkgs.twisted}/bin/twistd ${carbonOpts "carbon-cache"}"; restartTriggers = [ pkgs.pythonPackages.carbon cfg.carbon.config @@ -178,15 +182,8 @@ in { description = "Carbon data aggregator"; wantedBy = [ "multi-user.target" ]; after = [ "network-interfaces.target" ]; - environment = { - GRAPHITE_CONF_DIR = "/etc/graphite/"; - GRAPHITE_STORAGE_DIR = "${dataDir}"; - }; - serviceConfig = { - ExecStart = "${pkgs.pythonPackages.carbon}/bin/carbon-aggregator.py --pidfile /tmp/carbonAggregator.pid start"; - User = "graphite"; - Group = "graphite"; - }; + environment = carbonEnv; + serviceConfig.ExecStart = "${pkgs.twisted}/bin/twistd ${carbonOpts "carbon-aggregator"}"; restartTriggers = [ pkgs.pythonPackages.carbon cfg.carbon.config cfg.carbon.aggregationRules ]; @@ -196,15 +193,8 @@ in { description = "Carbon data relay"; wantedBy = [ "multi-user.target" ]; after = [ "network-interfaces.target" ]; - environment = { - GRAPHITE_CONF_DIR = "/etc/graphite/"; - GRAPHITE_STORAGE_DIR = "${dataDir}"; - }; - serviceConfig = { - ExecStart = "${pkgs.pythonPackages.carbon}/bin/carbon-relay.py --pidfile /tmp/carbonRelay.pid start"; - User = "graphite"; - Group = "graphite"; - }; + environment = carbonEnv; + serviceConfig.ExecStart = "${pkgs.twisted}/bin/twistd ${carbonOpts "carbon-relay"}"; restartTriggers = [ pkgs.pythonPackages.carbon cfg.carbon.config cfg.carbon.relayRules ]; @@ -218,7 +208,7 @@ in { PYTHONPATH = "${pkgs.python27Packages.graphite_web}/lib/python2.7/site-packages"; DJANGO_SETTINGS_MODULE = "graphite.settings"; GRAPHITE_CONF_DIR = "/etc/graphite/"; - GRAPHITE_STORAGE_DIR = "${dataDir}"; + GRAPHITE_STORAGE_DIR = dataDir; }; serviceConfig = { ExecStart = '' @@ -257,7 +247,7 @@ in { name = "graphite"; uid = config.ids.uids.graphite; description = "Graphite daemon user"; - home = "${dataDir}"; + home = dataDir; createHome = true; }; users.extraGroups.graphite.gid = config.ids.gids.graphite; |